Series offering a definitive account of what happened to create the greatest financial crisis for eighty years. In September 2008, the collapse of Lehman Brothers tipped the world into recession. A cast of contributors including national leaders, finance ministers and CEOs describe the tense negotiations in New York and London as the investment institution headed towards bankruptcy. Gordon Brown, Tim Geithner and Alistair Darling reveal the dilemmas they faced and the decisions they took. One year on, the programme explains why the collapse of one bank had such disastrous consequences for the world's economy.